ELI5: Explain Like I'm 5

Sony Toshiba IBM Center of Competence for the Cell Processor

A Center of Competence is an area of knowledge or expertise that someone or a group of people have. In this case, Sony, Toshiba, and IBM all have experience with the Cell Processor. So, they have each made a Center of Competence to show they are experts in that area and can help other people or companies learn and understand the Cell Processor.